13912917923 has 2 divisors, whose sum is σ = 13912917924. Its totient is φ = 13912917922.

The previous prime is 13912917913. The next prime is 13912918001. The reversal of 13912917923 is 32971921931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13912917923 - 2²⁶ = 13845809059 is a prime.

It is not a weakly prime, because it can be changed into another prime (13912917913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6956458961 + 6956458962.

It is an arithmetic number, because the mean of its divisors is an integer number (6956458962).

Almost surely, 2^13912917923 is an apocalyptic number.

13912917923 is a deficient number, since it is larger than the sum of its proper divisors (1).

13912917923 is an equidigital number, since it uses as much as digits as its factorization.

13912917923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 183708, while the sum is 47.

The spelling of 13912917923 in words is "thirteen billion, nine hundred twelve million, nine hundred seventeen thousand, nine hundred twenty-three".